Loop crib



FIG. 1 shows a perspective view of the loop crib positioned on a tooth.

FIG. 2 shows a top perspective view of the loop crib.

FIG. 3 shows a bottom perspective view of the loop crib

FIG. 4 shows a top plain view of the loop crib.

FIG. 5 shows a bottom plain view of the loop crib.

FIG. 6 shows a back plain view of the loop crib.

FIG. 7 shows a front plain view of the loop crib.

FIG. 8 shows one side plain view of the loop crib; and,

FIG. 9 shows a second side plain view of the loop crib.

The features of the tooth in FIG. 1 is descriptive and form no part of the claimed design. 

CLAIM The ornamental design for a loop crib, as shown and described. 